<div class="row-content am-cf">
    <div class="row am-cf">
        <div class="am-u-sm-12 am-u-md-6">
            <div class="widget am-cf widget-body-lg">
                <div class="widget-head am-cf">
                    <div class="widget-title am-fl">阅读笔记统计</div>
                    <!-- <div class="widget-function am-fr">
                        <a href="javascript:;" class="am-icon-cog"></a>
                    </div> -->
                </div>
                <div class="echarts_tpl_cls" e-charts e-data="{{histogram}}"></div>
            </div>
        </div>
        <div class="am-u-sm-12 am-u-md-6">
            <div class="widget am-cf widget-body-lg">
                <div class="widget-head am-cf">
                    <div class="widget-title am-fl">图书借阅统计</div>
                </div>
                <div class="echarts_tpl_cls" e-charts e-data="{{pieBorrowCount}}"></div>
            </div>
        </div>

    </div>

    <div class="row am-cf">
        <div class="am-u-sm-12 am-u-md-6">
            <div class="widget am-cf widget-body-lg">
                <div class="widget-head am-cf">
                    <div class="widget-title am-fl">借阅人借阅次数统计</div>
                </div>
                <div class="echarts_tpl_cls" e-charts e-data="{{pieBorrowNum}}"></div>
            </div>
        </div>
        <div class="am-u-sm-12 am-u-md-6">
            <div class="widget am-cf widget-body-lg">
                <div class="widget-head am-cf">
                    <div class="widget-title am-fl">本年度阅读笔记统计</div>
                </div>
                <div class="echarts_tpl_cls" e-charts e-data="{{lineReadingNotes}}"></div>
            </div>
        </div>

    </div>

</div>